Quick, Easy 3-Man Canoe Plans

Discussion in 'Boat Design' started by Submarine Tom, Jan 26, 2013.

  1. hoytedow
    Joined: Sep 2009
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    hoytedow Carbon Based Life Form

    Best of luck. When's the race?
     
  2. Submarine Tom

    Submarine Tom Previous Member

    Thank you Hoyt.

    July 1st.

    Lotsa time.
     
  3. hoytedow
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    hoytedow Carbon Based Life Form

    Tempus fugit.
     
  4. Submarine Tom

    Submarine Tom Previous Member

    Lol.

    Constantly.

    Relentlessly.

    Indisputably.

    Perpetually.
     
  5. Manfred.pech
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    Manfred.pech Senior Member

    2 people like this.
  6. Submarine Tom

    Submarine Tom Previous Member

    Thanks Manfred.

    That was the first video I watched when I first started researching this project.

    They had power tools, more than three guys, not very productive however.
     
  7. hoytedow
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    hoytedow Carbon Based Life Form

  8. Submarine Tom

    Submarine Tom Previous Member

    Before I opened your link I wondered if that was going to be the question.

    Funny thing, I used to have one and got rid of it!

    Sad but true.

    With the skin on frame design, there wont be too many screws so I may not get one.

    We'll see after the first test build if it's a worthy investment.

    Thanks though!
     
  9. Petros
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    Petros Senior Member

    with skin-on-frame the traditional way to hold the frame together is lashings, this is fairly fast and stronger than screwed joints in such light weight a frame. You can also use duct tape for the lashings, it is even faster than tying knots at each joint (I have done it to test a hull shape, it works remarkably well). You can almost get by without any fasteners except the lashings, though I would put several screws (or wood through dowels) where the gunwales and the keel stringers meet the bow and stern piece, but for a one time use frame, duct tape joints here can work too. You will need the duct tape to hold the skin on anyway (or you can use the less costly clear packing tape). Harbor Freight sell cheap packing tape and duck tape. A good source for plastic tarp skin too.

    Not pretty but it is effective.
     
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  10. Submarine Tom

    Submarine Tom Previous Member

    Lashing of course, that's part of the attraction.

    Not pretty at all but it only has to be fast and last two minutes at 5 knots.

    We can only acquire materials from the host which is not Harbor Freight.

    I can only get 16' 2 X 4's that we'll rip into 10 3/4X 3/4 (yes, by hand) so, what to do to get the 24' boat length?

    I have a few ideas but am curious what you would suggest.
     
  11. hoytedow
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    hoytedow Carbon Based Life Form

    Why would you not get 1 x 2 furring strips to save all that time in ripping?
     
  12. Submarine Tom

    Submarine Tom Previous Member

  13. Petros
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    Petros Senior Member

    A simple lap splice at the center of each gunwale, perhaps 4 screws at each end of the splice (not too close to the ends, watch out for splits) and some kind of fast curing adhesive along the splice. With your weight spread out along the length there will be less load on the gunwales than if you had the weight all in the center. You could save some time and wrap the splice with duct tape, but I would put at least one screw at each end.

    who is the host? 1x2 furring strips were only about $ 0.98 each last time I bought them, you can get a whole bundle cheap and saves a lot of ripping. longest we could get was 8' so we spliced them using 4' overlap. worked out well.
     
  14. Submarine Tom

    Submarine Tom Previous Member

    Thanks Petros.

    No gunwales, no adhesive.

    Host is a local lumber yard.

    $100 budget.

    2 X 4's cheapest way to go.

    Turns out we get the full four hours to build.

    The starting positions are by lottery not first done building.
     

  15. Petros
    Joined: Oct 2007
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    Petros Senior Member

    how do you have a boat without gunwales? on a typical canoe or kayak the gunwale is the primary structure of the hull, the keel only holds the shape.

    even on a sit-on-top kayak, you have gunwales. it is just part of the anatomy of the hull whether they are structural or not.
     
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